Squirrel Cuckoo

Piaya cayana

The common squirrel cuckoo is a large and active species of cuckoo found in wooded habitats from northwestern Mexico to northern Argentina and Uruguay, and on Trinidad. The species was formerly considered to be conspecific with the Mexican squirrel cuckoo. Source

Where it is now

In the last 8 weeks this bird was recorded 6,263 times across 21 areas (each area is a 5 degree square).

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Movement and weather

Each season it is first heard regularly where daytime highs are around 29°C (typically 23 to 30°C, from 7 areas).

Over the weeks it was present in the past year, its centre in South America ranged from 26°S in September to 10°S in July, about 1,800 km apart.

Arrival dates

The week it was first heard regularly in each region, after at least six weeks away. Dates differ from south to north, so a region has a range.

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Figures are effort corrected and come from automatic sound identification, which makes mistakes. How this is measured and how it compares with human observers.